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Q1
:
A fires 5 shots to B's 3 but A kills only once in 3 shots while B kills once in 2 shots. When B has missed 27 times, A has killed:
A
90 birds
B
30 birds
C
60 birds
D
72 birds
Solution
ANS:
A
- 30 birds
Let the total number of shots be
x
. Then,
Shots fired by A =
5
x
8
Shots fired by B =
3
x
8
Killing shots by A =
1
of
5
x
=
5
x
3
8
24
Shots missed by B =
1
of
3
x
=
3
x
2
8
16
3
x
= 27 or
x
=
27 x 16
= 144.
16
3
Birds killed by A =
5
x
=
5
x 144
= 30.
24
24
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